CVE-2023-28111

Discourse is an open-source discussion platform. Prior to version 3.1.0.beta3 of the `beta` and `tests-passed` branches, attackers are able to bypass Discourse's server-side request forgery (SSRF) protection for private IPv4 addresses by using a IPv4-mapped IPv6 address. The issue is patched in the latest beta and tests-passed version of Discourse. version 3.1.0.beta3 of the `beta` and `tests-passed` branches. There are no known workarounds.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/discourse/discourse/commit/fd16eade7fcc6bba4b71e71106a2eb13cdfdae4a	Patch
https://github.com/discourse/discourse/pull/20710	Patch
https://github.com/discourse/discourse/security/advisories/GHSA-26h3-8ww8-v5fc	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:discourse:discourse:::::beta:::*
	cpe:2.3:a:discourse:discourse:3.1.0:beta1:::beta:::*
	cpe:2.3:a:discourse:discourse:3.1.0:beta2:::beta:::*

History

No history.

Information

Published : 2023-03-17 17:15

Updated : 2023-03-23 20:57

NVD link : CVE-2023-28111

Mitre link : CVE-2023-28111

CVE.ORG link : CVE-2023-28111

JSON object : View

Products Affected

discourse

discourse

CWE

CWE-918

Server-Side Request Forgery (SSRF)

{"id": "CVE-2023-28111", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 3.9}, {"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.7, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 2.1}]}, "published": "2023-03-17T17:15:11.613", "references": [{"url": "https://github.com/discourse/discourse/commit/fd16eade7fcc6bba4b71e71106a2eb13cdfdae4a", "tags": ["Patch"], "source": "security-advisories@github.com"}, {"url": "https://github.com/discourse/discourse/pull/20710", "tags": ["Patch"], "source": "security-advisories@github.com"}, {"url": "https://github.com/discourse/discourse/security/advisories/GHSA-26h3-8ww8-v5fc", "tags": ["Vendor Advisory"], "source": "security-advisories@github.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-918"}]}], "descriptions": [{"lang": "en", "value": "Discourse is an open-source discussion platform. Prior to version 3.1.0.beta3 of the `beta` and `tests-passed` branches, attackers are able to bypass Discourse's server-side request forgery (SSRF) protection for private IPv4 addresses by using a IPv4-mapped IPv6 address. The issue is patched in the latest beta and tests-passed version of Discourse. version 3.1.0.beta3 of the `beta` and `tests-passed` branches. There are no known workarounds."}], "lastModified": "2023-03-23T20:57:42.773", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:discourse:discourse:*:*:*:*:beta:*:*:*", "vulnerable": true, "matchCriteriaId": "D3C08972-822D-4657-9B6F-02BC692B7C6E", "versionEndExcluding": "3.1.0"}, {"criteria": "cpe:2.3:a:discourse:discourse:3.1.0:beta1:*:*:beta:*:*:*", "vulnerable": true, "matchCriteriaId": "B9BBED17-A6BA-4F17-8814-8D8521F28375"}, {"criteria": "cpe:2.3:a:discourse:discourse:3.1.0:beta2:*:*:beta:*:*:*", "vulnerable": true, "matchCriteriaId": "888B8ECF-EBE0-4821-82F6-B0026E95E407"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}